Home / 1,113,485.91-1,536,209.46-630,045.92

Finding the Fourth Proportional to 1,113,485.91, 1,536,209.46 and 630,045.92

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Solution

The fourth proportional to 1,113,485.91, 1,536,209.46 and 630,045.92 is: 869,236.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,113,485.91 : 1,536,209.46 = 630,045.92 : x
  2. Step 2: Convert to fraction form
    1,113,485.91/1,536,209.46 = 630,045.92/x
  3. Step 3: Cross multiply
    1,113,485.91x = 1,536,209.46 × 630,045.92
  4. Step 4: Simplify right side
    1,113,485.91x = 967,882,494,857.36
  5. Step 5: Solve for x
    x = 967,882,494,857.36/1,113,485.91
  6. Step 6: Final answer
    x = 869,236.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.